222755500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{401}}^1$

素因数の和:532

約数の個数: 96

約数和(自身を含む): 537316416

約数和(自身を除く): 314560916

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 101, 110, 125, 202, 220, 250, 275, 401, 404, 500, 505, 550, 802, 1010, 1100, 1111, 1375, 1604, 2005, 2020, 2222, 2525, 2750, 4010, 4411, 4444, 5050, 5500, 5555, 8020, 8822, 10025, 10100, 11110, 12625, 17644, 20050, 22055, 22220, 25250, 27775, 40100, 40501, 44110, 50125, 50500, 55550, 81002, 88220, 100250, 110275, 111100, 138875, 162004, 200500, 202505, 220550, 277750, 405010, 441100, 445511, 551375, 555500, 810020, 891022, 1012525, 1102750, 1782044, 2025050, 2205500, 2227555, 4050100, 4455110, 5062625, 8910220, 10125250, 11137775, 20250500, 22275550, 44551100, 55688875, 111377750, 222755500]

約数ペア:

[(1, 222755500), (2, 111377750), (4, 55688875), (5, 44551100), (10, 22275550), (11, 20250500), (20, 11137775), (22, 10125250), (25, 8910220), (44, 5062625), (50, 4455110), (55, 4050100), (100, 2227555), (101, 2205500), (110, 2025050), (125, 1782044), (202, 1102750), (220, 1012525), (250, 891022), (275, 810020), (401, 555500), (404, 551375), (500, 445511), (505, 441100), (550, 405010), (802, 277750), (1010, 220550), (1100, 202505), (1111, 200500), (1375, 162004), (1604, 138875), (2005, 111100), (2020, 110275), (2222, 100250), (2525, 88220), (2750, 81002), (4010, 55550), (4411, 50500), (4444, 50125), (5050, 44110), (5500, 40501), (5555, 40100), (8020, 27775), (8822, 25250), (10025, 22220), (10100, 22055), (11110, 20050), (12625, 17644)]